John Gill
INTRODUCTION TO Genesis 5 This chapter contains a list or catalogue of the posterity of Adam in the line of Seth, down to Noah; it begins with a short account of the creation of Adam, and of his life and death, Genesis 5:1 next of five of the antediluvian patriarchs, their age and death, namely Seth, Enos, Cainan, Mahalaleel, Jared, Genesis 5:6 then a particular relation of Enoch, his character...
John Gill
And Seth lived, after he begat Enos, eight hundred and seven years,.... The Septuagint version makes the same mistake in the numbers of Seth as of Adam, giving him two hundred and five years before the birth of Enos, and but seven hundred and seven years after: and begat sons and daughters; very probably both before and after Enos was born; but how many is not said.
Matthew Henry
This chapter is the only authentic history extant of the first age of the world from the creation to the flood, containing (according to the verity of the Hebrew text) 1656 years, as may easily be computed by the ages of the patriarchs, before they begat that son through whom the line went down to Noah. This is one of those which the apostle calls "endless genealogies" (1 Tim. i. 4), for Christ,...